//package springboot整合mybatis.main.java.com.itheima.dao;
//
//import com.itheima.domain.Book;
//import org.apache.ibatis.annotations.Mapper;
//import org.apache.ibatis.annotations.Select;
//
//@Mapper
//public interface BookDao {
//    @Select("select * from tbl_book where id = #{id}")
//    public Book getById(Integer id);
//}
